The standard deviation of a random variable ‘q’. Introduction: The absolute measurement of the risk is called as standard deviation. It is also calculated by taking the square root of the variance. The standard deviation is used to represent the deviation of observation from the mean value or average value.

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Chapter 5, Problem 9PS

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To calculate: The standard deviation of a random variable ‘q’.

Introduction: The absolute measurement of the risk is called as standard deviation. It is also calculated by taking the square root of the variance. The standard deviation is used to represent the deviation of observation from the mean value or average value.

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